[COMMON] fix primary PVC for postgres template

The last line of the template rewrites PVC storage class and thus the
behavior is not the expected one.

This patch removes the faulty (and unecessary) line.

Issue-ID: OOM-1227
Signed-off-by: Sylvain Desbureaux <sylvain.desbureaux@orange.com>
Change-Id: Ia0e2f6fbd7d40bbf0de719bbf35f0f0424e1a076
1 file changed
tree: 9dbebcc51fb55dde2fee2d5e96129d77172589b7
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  2. kubernetes/
  3. TOSCA/
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